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350 MAG MPI Seacore MerCruiser Stern Drive Engine I./O. V 8 Cylinder 300 HP (350 CID)

 Saltwater can take its toll on marine propulsion systems. This is why the SeaCore™ system from MerCruiser® offers more than just improved corrosion resistance. It’s as close as a marine propulsion system can come to being corrosion-proof.

In developing the revolutionary SeaCore system, we’ve moved the entire industry forward in a way that makes other saltwater engines and drives seem instantly inferior. Rather than just enclosing the drive components in a plastic shell, we protect them all the way to the core with industrial hardcoat anodizing, a closed-cooling system and widespread use of stainless steel components. All of which makes for the ultimate in corrosion protection.

Unique six-step coating and painting process and the hardcoat anodizing of Mercury's exclusive XK 360 low-copper aluminum parts changes the molecular structure of the surface, making it extremely durable and corrosion resistant. If scratched, the surface inhibits continued corrosion. It's particularly useful for large runabouts, cruisers and performance boats that stay in harsh saltwater environments. The freshwater flush system is engine-mounted.

Corrosion Protection

  • Industrial hardcoat anodized XK 360 aluminum alloy for Bravo® running gear
  • MerCathode® active corrosion protection
  • Closed-cooling system with five-year long-life coolant seals engine from saltwater
  • SeaCore stainless steel package

Better Warranty

  • Four-year factory limited warranty (three-year limited warranty for noncertified installations)
  • Four-year limited warranty against corrosion failure*

Lower Maintenance

  • 100/300-hour maintenance intervals
  • Air-actuated raw-water drain
  • Easy oil drain system
  • Engine-mounted freshwater flush system – fish-friendly because no harmful chemicals used
  • *U.S. and Canada warranty only.

350 MAG MPI Seacore V 8 Bobtail Engine (350 CID) 300 HP @ 4800-5200 R/PM
Original Mercruiser
Bobtail Engine new, complete, fitting for Mercruiser Bravo drive,
delivered with all Parts, ready for turn-key.

Engine is -Ultra Low Emission- Certified
for Europe: CE - Certified

Customary Taxes must be paid by consignee.
All Export Prices are subject to change without notice.

350 MAG MPI Seacore (350 CID) Specifications:

Power:  300 HP (224 KW)
Full Throttle Range: 4800 - 5200 RPM
Displacement: 350 CID (5.7 L)
Engine Type: V 8
Bore & Stroke: 4.00" x 3.48" (101mm x 88mm)
Compression Ratio: 9.4 : 1
Fuel Requirement: 87 Octane (R + M)/2
Engine Control System: ECM 555 with SmartCraft CAN Capability (PCM 555 w/DTS)
Fuel Delivery System: Gen II Cool Fuel-Alpha, Gen III Cool Fuel-Bravo
Fuel Injection System: Multi-Point Electronic Fuel Injection (Sequential Fuel Injection w/DTS)
Induction System: 2-piece Long Runner Intake with 75mm Throttle Body (80 mm w/DTS)
Ignition System: Crank-fired High Voltage Switch w/Knock Control and Platinum Plugs
Charging System: 65 Amp. / 917 Watt Alternator
Water Drain System: 3-point Manual Drain (Bravo Models), Single Point Air-Actuaded (Optional on Bravo Models), Single Point Manual Drain (Alpha Models)
Exhaust System: Iron Manifolds with EDP Coated Dry-joint Exhaust Elbow
Cooling System: Thermostatically Controlled, Raw Water
Accessory Drive System: Serpentine Belt
Recommended Engine Oil: MerCruiser Full Synthetic Engine Oil - SAE 20W-40
Engine Gurdian System: Low Oil Pressure, High Coolant Temperature, Low Drive Lube, Low Sea Water Pressure, Low Voltage, Over-rev Cotrol, Knock Control
Alpha Ratios: 1.47
Bravo One Ratios: 1.36, 1.50, 1.65
Bravo Two Ratios: 2.00, 2.20
Bravo Three Ratios: 2.00, 2.20 2.43(H)
Dimensions (L x W x H) in/mm: 32 x 30 x 22 / 814 x 740 x 559
Weight w/ Alpha (lbs./kg): 946 / 430
Weight w/ Bravo One (lbs./kg): 987 / 449 
Weight w/ Bravo Two (lbs./kg): 1004 / 456
Weight w/ Bravo Three (lbs./kg): 1013 / 460
Digital Throttle and Shift: Optional
Optional Freshwater Cooling: Kit
CA 4-Star Emissions Control Model: Available

Warranty: Up to 3 years Limited Warranty

Manufacturer
Mercruiser
Description MFG Part # Model # Price QTY
350 MAG MPI Seacore MerCruiser Stern Drive Engine I./O. V 8 Cylinder 300 HP (350 CID) for Bravo Drive 350 MAG MPI Seacore MCB 300 HP 350 Magnum MPI Seacore MCB V 8 Bobtail 300 HP (350 CID) for Bravo Drive incl. Freshwater Cooling System & SS Hardware $ 11,966.40
Catalyst for 350 MPI Seacore Catalyst for 350 MPI Seacore $ 2,165.00
MerCruiser shipping Box 350 MAG MPI Seacore 300 HP B P 350 MAG Seacore MPI B P $ 350.00
Shipment & Handling (Sea Freight) to Europe / Port of Bremerhaven 350 MAG MPI Seacore 300 HP $ 400.00
Preis in € ab Bremerhaven / Germany inklusive aller Nebenkosten und Steuern 350 Magnum MPI Seacore MCB V 8 Bobtail 300 HP (350 CID) für Bravo Antrieb inkl. Frischwasser Kühlsystem $ 11,925.00
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